var os = require('os');
var http = require('http');
var fs = require('fs');
var total='';
http.createServer(function (req, res) {
  res.writeHead(200, {'Content-Type': 'text/plain'});
  fs.readFile("U:\\a.c", 'utf8',function (err, data) {
  if (err) throw err;
  res.end(data);
  //total = data;​
 });
}).listen(1337, '127.0.0.1');
console.log(total);
console.log('Server running at http://127.0.0.1:1337/');